package io.datajek.springbasics.movierecommendersystem.lesson8;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ApplicationContext;

import java.util.Arrays;

@SpringBootApplication
public class MovieRecommenderSystemApplication {

	public static void main(String[] args)
	{
		//ApplicationContext负责管理Bean和依赖关系。
		ApplicationContext appContext = SpringApplication.run(MovieRecommenderSystemApplication.class, args);

//		//RecommenderImplementation使用构造函数注入依赖关系
//		System.out.println("\n*************************************************");
//		System.out.println("Calling getBean() on RecommenderImplementation");
//		RecommenderImplementation recommender = appContext.getBean(RecommenderImplementation.class);
//		String[] result = recommender.recommendMovies("Finding Dory");
//		System.out.println(Arrays.toString(result));
//
//		//RecommenderImplementation2使用setter方法注入依赖关系
//		System.out.println("\n*************************************************");
//		System.out.println("Calling getBean() on RecommenderImplementation2");
//		RecommenderImplementation2 recommender2 = appContext.getBean(RecommenderImplementation2.class);
//		result = recommender2.recommendMovies("Finding Dory");
//		System.out.println(Arrays.toString(result));

		//从Application Context中三次获得Singleton Bean
		ContentBasedFilter cbf1 = appContext.getBean(ContentBasedFilter.class);
		ContentBasedFilter cbf2 = appContext.getBean(ContentBasedFilter.class);
		ContentBasedFilter cbf3= appContext.getBean(ContentBasedFilter.class);

		System.out.println(cbf1);
		System.out.println(cbf2);
		System.out.println(cbf3);

		//从Application Context中三次获得Prototype Bean
		CollaborativeFilter cf1 = appContext.getBean(CollaborativeFilter.class);
		CollaborativeFilter cf2 = appContext.getBean(CollaborativeFilter.class);
		CollaborativeFilter cf3 = appContext.getBean(CollaborativeFilter.class);

		System.out.println(cf1);
		System.out.println(cf2);
		System.out.println(cf3);
	}

}
